PartsTable
Technical Data Sheet
F52 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The HOSE ASSEMBLY,NONMETALLIC is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, tip_width: 0.312 INCHES NOMINAL IN, nut_height: 0.250 INCHES NOMINAL IN, bonnet_type: INSIDE SPRING, thread_class: 3B. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-275-0814, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
F52
NSN: 5310-00-275-0814
FSC: 5310
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
tip_width0.312 INCHES NOMINAL IN
nut_height0.250 INCHES NOMINAL IN
bonnet_typeINSIDE SPRING
thread_class3B
overall_width1.384 INCHES NOMINAL IN
thread_seriesUNF
inclosure_typeFULLY INCLOSED
overall_height1.593 INCHES NOMINAL IN
overall_length1.812 INCHES NOMINAL IN
connection_typeTHREADED INTERNAL PIPE FIRST END
NSN5310-00-275-0814
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: F52 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
NUT HEIGHT: 0.250 INCHES NOMINAL IN
THREAD SERIES: UNF
THREAD QUANTITY PER INCH: 18
BEARING SURFACE TYPE: FLAT
NOMINAL THREAD SIZE: 0.625 INCHES IN
THREAD DIRECTION: LEFT-HAND
WIDTH ACROSS FLATS: 1.062 INCHES NOMINAL IN
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.250 INCHES NOMINAL IN
THREAD SERIESUNF
THREAD QUANTITY PER INCH18
BEARING SURFACE TYPEFLAT
NOMINAL THREAD SIZE0.625 INCHES IN
THREAD DIRECTIONLEFT-HAND
WIDTH ACROSS FLATS1.062 INCHES NOMINAL IN
THREAD CLASS3B
NUT STYLEHEXAGON
MATERIALCOPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
F52Interchangeable
interchangeable cross-reference
interchangeable
D23Interchangeable
interchangeable cross-reference
interchangeable
WS506Interchangeable
interchangeable cross-reference
interchangeable
D-21Interchangeable
interchangeable cross-reference
interchangeable
2299860Interchangeable
interchangeable cross-reference
interchangeable
651411Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F52?
F52 is a HOSE ASSEMBLY,NONMETALLIC.
What parts can replace F52?
There are 13 known substitutes for F52: F52, D23, WS506 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F52?
F52 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-275-0814. This indicates validated use in U.S. government and defense supply chains.
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